package com.zjj.learn.designmodel.work.facade;

/**
 * 电灯
 */
public class Light {

    public void on(){
        System.out.println("打开电灯");
    }

    public void off(){
        System.out.println("关闭电灯");
    }

    public void sleep(){
        System.out.println("打开蓝色灯光，适合睡觉");
    }
}
